how long does windows startup repair take

Switch on the pc and try to boot into Ubuntu OS normally.

Windows boot option is not shown on the bootloader list.

Both Ubuntu and Windows Partition still exist on the HDD.

Things need to be noted before implementing this solution: If this is the case with you, there is quite a simple solution to get out of this problem, the bootloader can be brought back as well as the Windows Boot Option into the OS Selection menu at the time of system startup. Still, you are facing the problem, which means the Grub menu is unable to show the Windows boot option. In this kind of scenario, both Ubuntu and Windows 10 partitions are intact within your Hard Disk drive. This type of issue can even arise when you have both the OS (Ubuntu & Windows) installed on your pc systematically. (While booting into Ubuntu is still working) How to restore Windows bootloader after deleting Ubuntu Partition: Grub rescue Not showing or Can’t Boot into Windows on Ubuntu & Windows Partition We will discuss those scenarios one by one. There are normally two scenarios one may end up within this kind of Bootloader error. This solution has been tested many times to make sure that it works, I even tested it by myself once, so this procedure is foolproof for sure (for most of the devices). This problem can be solved by fixing the Grub Bootloader Configurations. In this article, we are about to discuss the solution of this problem step by step. As the action of deleting the Linux partition from windows lead you to a situation where only the grub rescue prompt is visible whenever you restart the pc because your Grub Bootloader is all messed up now. But, if somehow accidentally you deleted the Ubuntu Linux partition from Windows (which is something not to be done anyway), then you are left with no way to go back, and also you will not find a way to boot into your windows system. While setting the system up like this, be very careful with all the aspects of the installation. If you are trying to use dual boot OS setup on a pc with Ubuntu and Windows, then it is really a handy idea. This tutorial is all about how to Fix Grub Bootloader after Deleting Ubuntu Partition?

How long does windows startup repair take